<template>
  <div>
    <!--搜索模块:商品分类全局组件替换一下  抄过来:TypeNav-->
    <type-category></type-category>
    <!--search组件的结构-->
    <div class="main">
      <div class="py-container">
        <!--bread:面包->面包屑     首页/商品管理/数据可视化-->
        <div class="bread">
          <ul class="fl sui-breadcrumb">
            <li>
              <a href="#">全部结果</a>
            </li>
          </ul>
          <ul class="fl sui-tag">
            <!--商品分类的名字-->
            <li class="with-x" v-show="searchInfo.categoryName">
              {{ searchInfo.categoryName }}<i @click="removeCategoryName">×</i>
            </li>
            <!--关键字-->
            <li class="with-x" v-show="searchInfo.keyword">
              {{ searchInfo.keyword }}<i @click="removeKeyWord">×</i>
            </li>
            <!--品牌的面包屑-->
            <li class="with-x" v-show="searchInfo.trademark">
              {{ searchInfo.trademark.split(":")[1]
              }}<i @click="removeTradeMark">×</i>
            </li>
            <!--展示属性值的地方-->
            <li
              class="with-x"
              v-for="(val, index) in searchInfo.props"
              :key="index"
            >
              {{ val.split(":")[1] }}<i @click="removeAttr(index)">×</i>
            </li>
          </ul>
        </div>

        <!--selector-->
        <SearchSelector
          @getTradeMark="getTradeMark"
          @getAttrAndValue="getAttrAndValue"
        />

        <!--details-->
        <div class="details clearfix">
          <div class="sui-navbar">
            <div class="navbar-inner filter">
              <!--排序的地方-->
              <ul class="sui-nav">
                <li :class="{ active: isOne }" @click="changeOrder(1)">
                  <a
                    >综合<span
                      v-show="isOne"
                      class="iconfont"
                      :class="{
                        'icon-jiantou_xiangshang': isAsc,
                        'icon-jiantou_xiangxia': isDesc,
                      }"
                    ></span
                  ></a>
                </li>
                <li :class="{ active: isTwo }" @click="changeOrder(2)">
                  <a
                    >价格<span
                      v-show="isTwo"
                      class="iconfont"
                      :class="{
                        'icon-jiantou_xiangshang': isAsc,
                        'icon-jiantou_xiangxia': isDesc,
                      }"
                    ></span
                  ></a>
                </li>
              </ul>
            </div>
          </div>
          <!--展示商品的地方-->
          <div class="goods-list">
            <ul class="yui3-g">
              <li
                class="yui3-u-1-5"
                v-for="(good, index) in goodsList"
                :key="good.id"
              >
                <div class="list-wrap">
                  <div class="p-img">
                    <router-link :to=" `/detail/${good.id}` ">
                      <img v-lazy="good.defaultImg" />
                    </router-link>
                  </div>
                  <div class="price">
                    <strong>
                      <em>¥</em>
                      <i>{{ good.price }}.00</i>
                    </strong>
                  </div>
                  <div class="attr">
                    <a :title="good.title">
                      {{ good.title }}
                    </a>
                  </div>
                  <div class="commit">
                    <i class="command"
                      >已有<span>{{ good.id ** 3 }}</span
                      >人评价</i
                    >
                  </div>
                  <div class="operate">
                    <a class="sui-btn btn-bordered btn-danger">加入购物车</a>
                    <a href="javascript:void(0);" class="sui-btn btn-bordered"
                      >收藏</a
                    >
                  </div>
                </div>
              </li>
            </ul>
          </div>
          <!--分页器地方-->
          <div class="fr page">
              <Pagination :total="total" :pageSize="3" :pageNo="searchInfo.pageNo" :pager='5' @getPageNo="getPageNo"></Pagination>
          </div>
        </div>
      </div>
    </div>
  </div>
</template>

<script>
import SearchSelector from "./SearchSelector/SearchSelector";
import { mapGetters } from "vuex";
import {mapState} from 'vuex';

export default {
  name: "Search",
  data() {
    return {
      //将来搜索接口携带请求体参数
      searchInfo: {
        //分页器当前的页码,默认第一页
        pageNo: 1,
        //排序参数:默认综合降序
        order: "1:desc",
        //展示展品条数的字段---默认起始数值
        pageSize: 3,
        category1Id: "",
        category2Id: "",
        category3Id: "",
        categoryName: "",
        keyword: "",
        props: [],
        trademark: "",
      },
    };
  },
  components: {
    SearchSelector,
  },
  beforeMount() {
    //携带商品的ID与名字
    this.searchInfo.categoryName = this.$route.query.categoryName;
    this.searchInfo.category1Id = this.$route.query.category1Id;
    this.searchInfo.category2Id = this.$route.query.category2Id;
    this.searchInfo.category3Id = this.$route.query.category3Id;
    //关键字:文本框里面内容params参数
    this.searchInfo.keyword = this.$route.params.keyword;
  },
  //组件挂载完毕[初始化阶段]:执行执行一次
  mounted() {
    //调用请求函数-先发一次请求
    this.getData();
  },
  methods: {
    //获取搜索模块数据的函数:把请求封装为函数
    getData() {
      //修改请求体携带参数:根据商品的名字
      this.$store.dispatch("search/getSearchList", this.searchInfo);
    },
    //删除商品分类的名字
    removeCategoryName() {
      //请求体携带的参数:商品分类的名字清空
      this.searchInfo.categoryName = "";
      //把路径当中的query参数:商品分类的名字干掉
      this.$router.push({ name: "search", params: this.$route.params });
      //当点击叉子按钮的时候:由于把商品分类的名字清空、地址URL清空,导致路由的变化，
      //因此会再次发请求
    },
    //移出关键字
    removeKeyWord() {
      //关键字清空
      this.searchInfo.keyword = "";
      //路由跳转:想改变URL变化,只能路由跳转
      this.$router.push({ name: "search", query: this.$route.query });
      //全局事件总线:触发一个自定义事件
      this.$bus.$emit("clear", "");
    },
    //子组件自定义事件的回调---传递品牌的数据
    getTradeMark(trademark) {
      //整理请求体参数:trademark
      this.searchInfo.trademark = `${trademark.tmId}:${trademark.tmName}`;
      //再次调用请求函数
      this.getData();
    },
    //清除品牌事件
    removeTradeMark() {
      //清空品牌的数据
      this.searchInfo.trademark = "";
      //再次发请求即可
      this.getData();
    },
    //子组件给父组件传递属性与属性值的自定义事件回调
    getAttrAndValue({ attrId, value, attrName }) {
      let prop = `${attrId}:${value}:${attrName}`;
      //代表新增的元素在数组当中未曾出现过！！！
      if (this.searchInfo.props.indexOf(prop) == -1) {
        //整理参数:属性与属性值
        this.searchInfo.props.push(prop);
        //再次发请求
        this.getData();
      }
    },
    //删除属性叉子按钮的回调
    removeAttr(index) {
      //再次整理参数
      this.searchInfo.props.splice(index, 1);
      //再次发请求
      this.getData();
    },
    //排序li标签点击事件
    changeOrder(flag) {
      //最终的目的是收集order参数:再次发一个请求  order:综合降序
      //获取起始的order数据:[高亮数值:1]
      let originFlag = this.searchInfo.order.split(":")[0];
      let originJT = this.searchInfo.order.split(":")[1];
      //准备一个新的数值，给order赋予新的数值
      let newOrder = "";
      //用户选中高亮的状态
      if (originFlag == flag) {
        newOrder = `${originFlag}:${originJT == "desc" ? "asc" : "desc"}`;
      } else {
        //选中并非高亮
        newOrder = `${flag}:desc`;
      }
      this.searchInfo.order = newOrder;
      //再次发一个请求
      this.getData();
    },
    //分页器全局组件自定义事件回调
    getPageNo(page){
      //整理参数
      this.searchInfo.pageNo = page;
      //再次发请求即可
      this.getData();
    }
  },
  computed: {
    //开启命名空间的写法,第一个参数 小仓库名字 第二个参数:数组，相应仓库计算属性的名字
    ...mapGetters("search", ["goodsList"]),
    ...mapState({
       total:state=>state.search.searchInfo.total
    }),
    isOne() {
      return this.searchInfo.order.indexOf("1") != -1;
    },
    isTwo() {
      return this.searchInfo.order.indexOf("2") != -1;
    },
    isAsc() {
      return this.searchInfo.order.indexOf("asc") != -1;
    },
    isDesc() {
      return this.searchInfo.order.indexOf("desc") != -1;
    },
  },
  watch: {
    //商品分类的名字|关键字路径当中一部分，只要用户从新选择，再次发请求！！！！
    //$route里面属性值指定会发生变化,监听它?
    $route: {
      deep: true,
      handler() {
        //再次整理:商品分类与关键字参数
        this.searchInfo.categoryName = this.$route.query.categoryName;
        this.searchInfo.category1Id = this.$route.query.category1Id;
        this.searchInfo.category2Id = this.$route.query.category2Id;
        this.searchInfo.category3Id = this.$route.query.category3Id;
        this.searchInfo.keyword = this.$route.params.keyword;
        //当路由变化的时候再次发请求获取最新的数据展示
        this.getData();
      },
    },
  },
};
</script>

<style lang="less" scoped>
.main {
  margin: 10px 0;

  .py-container {
    width: 1200px;
    margin: 0 auto;

    .bread {
      margin-bottom: 5px;
      overflow: hidden;

      .sui-breadcrumb {
        padding: 3px 15px;
        margin: 0;
        font-weight: 400;
        border-radius: 3px;
        float: left;

        li {
          display: inline-block;
          line-height: 18px;

          a {
            color: #666;
            text-decoration: none;

            &:hover {
              color: #4cb9fc;
            }
          }
        }
      }

      .sui-tag {
        margin-top: -5px;
        list-style: none;
        font-size: 0;
        line-height: 0;
        padding: 5px 0 0;
        margin-bottom: 18px;
        float: left;

        .with-x {
          font-size: 12px;
          margin: 0 5px 5px 0;
          display: inline-block;
          overflow: hidden;
          color: #000;
          background: #f7f7f7;
          padding: 0 7px;
          height: 20px;
          line-height: 20px;
          border: 1px solid #dedede;
          white-space: nowrap;
          transition: color 400ms;
          cursor: pointer;

          i {
            margin-left: 10px;
            cursor: pointer;
            font: 400 14px tahoma;
            display: inline-block;
            height: 100%;
            vertical-align: middle;
          }

          &:hover {
            color: #28a3ef;
          }
        }
      }
    }

    .details {
      margin-bottom: 5px;

      .sui-navbar {
        overflow: visible;
        margin-bottom: 0;

        .filter {
          min-height: 40px;
          padding-right: 20px;
          background: #fbfbfb;
          border: 1px solid #e2e2e2;
          padding-left: 0;
          border-radius: 0;
          box-shadow: 0 1px 4px rgba(0, 0, 0, 0.065);

          .sui-nav {
            position: relative;
            left: 0;
            display: block;
            float: left;
            margin: 0 10px 0 0;

            li {
              float: left;
              line-height: 18px;

              a {
                display: block;
                cursor: pointer;
                padding: 11px 15px;
                color: #777;
                text-decoration: none;
              }

              &.active {
                a {
                  background: #e1251b;
                  color: #fff;
                }
              }
            }
          }
        }
      }

      .goods-list {
        margin: 20px 0;

        ul {
          display: flex;
          flex-wrap: wrap;

          li {
            height: 100%;
            width: 20%;
            margin-top: 10px;
            line-height: 28px;

            .list-wrap {
              .p-img {
                padding-left: 15px;
                width: 215px;
                height: 255px;

                a {
                  color: #666;

                  img {
                    max-width: 100%;
                    height: auto;
                    vertical-align: middle;
                  }
                }
              }

              .price {
                padding-left: 15px;
                font-size: 18px;
                color: #c81623;

                strong {
                  font-weight: 700;

                  i {
                    margin-left: -5px;
                  }
                }
              }

              .attr {
                padding-left: 15px;
                width: 85%;
                overflow: hidden;
                margin-bottom: 8px;
                min-height: 38px;
                cursor: pointer;
                line-height: 1.8;
                display: -webkit-box;
                -webkit-box-orient: vertical;
                -webkit-line-clamp: 2;

                a {
                  color: #333;
                  text-decoration: none;
                }
              }

              .commit {
                padding-left: 15px;
                height: 22px;
                font-size: 13px;
                color: #a7a7a7;

                span {
                  font-weight: 700;
                  color: #646fb0;
                }
              }

              .operate {
                padding: 12px 15px;

                .sui-btn {
                  display: inline-block;
                  padding: 2px 14px;
                  box-sizing: border-box;
                  margin-bottom: 0;
                  font-size: 12px;
                  line-height: 18px;
                  text-align: center;
                  vertical-align: middle;
                  cursor: pointer;
                  border-radius: 0;
                  background-color: transparent;
                  margin-right: 15px;
                }

                .btn-bordered {
                  min-width: 85px;
                  background-color: transparent;
                  border: 1px solid #8c8c8c;
                  color: #8c8c8c;

                  &:hover {
                    border: 1px solid #666;
                    color: #fff !important;
                    background-color: #666;
                    text-decoration: none;
                  }
                }

                .btn-danger {
                  border: 1px solid #e1251b;
                  color: #e1251b;

                  &:hover {
                    border: 1px solid #e1251b;
                    background-color: #e1251b;
                    color: white !important;
                    text-decoration: none;
                  }
                }
              }
            }
          }
        }
      }

      .page {
        width: 733px;
        height: 66px;
        overflow: hidden;
        float: right;

        .sui-pagination {
          margin: 18px 0;

          ul {
            margin-left: 0;
            margin-bottom: 0;
            vertical-align: middle;
            width: 490px;
            float: left;

            li {
              line-height: 18px;
              display: inline-block;

              a {
                position: relative;
                float: left;
                line-height: 18px;
                text-decoration: none;
                background-color: #fff;
                border: 1px solid #e0e9ee;
                margin-left: -1px;
                font-size: 14px;
                padding: 9px 18px;
                color: #333;
              }

              &.active {
                a {
                  background-color: #fff;
                  color: #e1251b;
                  border-color: #fff;
                  cursor: default;
                }
              }

              &.prev {
                a {
                  background-color: #fafafa;
                }
              }

              &.disabled {
                a {
                  color: #999;
                  cursor: default;
                }
              }

              &.dotted {
                span {
                  margin-left: -1px;
                  position: relative;
                  float: left;
                  line-height: 18px;
                  text-decoration: none;
                  background-color: #fff;
                  font-size: 14px;
                  border: 0;
                  padding: 9px 18px;
                  color: #333;
                }
              }

              &.next {
                a {
                  background-color: #fafafa;
                }
              }
            }
          }

          div {
            color: #333;
            font-size: 14px;
            float: right;
            width: 241px;
          }
        }
      }
    }
  }
}
</style>